Search

David M. Naff

Examiner (ID: 5520)

Most Active Art Unit
1651
Art Unit(s)
1803, 1208, 1643, 1808, 2899, 1207, 1651, 1657, 1302, 1802
Total Applications
2218
Issued Applications
1396
Pending Applications
143
Abandoned Applications
679

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19763395 [patent_doc_number] => 12221675 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Corrosion resistant high strength brazing sheet [patent_app_type] => utility [patent_app_number] => 18/313682 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 9959 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18313682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/313682
Corrosion resistant high strength brazing sheet May 7, 2023 Issued
Array ( [id] => 20193971 [patent_doc_number] => 20250270681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => ZR-CU-AL ALLOY METALLIC GLASSES [patent_app_type] => utility [patent_app_number] => 18/858355 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3110 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18858355 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/858355
ZR-CU-AL ALLOY METALLIC GLASSES May 4, 2023 Pending
Array ( [id] => 20287605 [patent_doc_number] => 20250312848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => SINTERED MEMBER AND METHOD FOR PRODUCING SINTERED MEMBER [patent_app_type] => utility [patent_app_number] => 18/859202 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18859202 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/859202
SINTERED MEMBER AND METHOD FOR PRODUCING SINTERED MEMBER Apr 23, 2023 Pending
Array ( [id] => 20050072 [patent_doc_number] => 20250188294 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => COATED STEEL SHEET FOR HOT STAMPING AND AQUEOUS SURFACE TREATMENT LIQUID APPLICABLE TO SAME [patent_app_type] => utility [patent_app_number] => 18/851587 [patent_app_country] => US [patent_app_date] => 2023-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7616 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851587 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851587
COATED STEEL SHEET FOR HOT STAMPING AND AQUEOUS SURFACE TREATMENT LIQUID APPLICABLE TO SAME Apr 13, 2023 Pending
Array ( [id] => 20165387 [patent_doc_number] => 20250257433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => MAGNESIUM-BASED LIGHT METAL MATRIX COMPOSITE MATERIAL AND PROCESS FOR ITS MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/855232 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18855232 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/855232
MAGNESIUM-BASED LIGHT METAL MATRIX COMPOSITE MATERIAL AND PROCESS FOR ITS MANUFACTURE Apr 12, 2023 Pending
Array ( [id] => 18566385 [patent_doc_number] => 20230256713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Homogenizing heterogeneous foils for light alloy metal parts [patent_app_type] => utility [patent_app_number] => 18/131428 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131428 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131428
Homogenizing heterogeneous foils for light alloy metal parts Apr 5, 2023 Issued
Array ( [id] => 18566386 [patent_doc_number] => 20230256714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Homogenizing heterogeneous foils for light alloy metal parts [patent_app_type] => utility [patent_app_number] => 18/131658 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8588 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131658 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131658
Homogenizing heterogeneous foils for light alloy metal parts Apr 5, 2023 Issued
Array ( [id] => 19166084 [patent_doc_number] => 11981974 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Homogenizing heterogeneous foils for light alloy metal parts [patent_app_type] => utility [patent_app_number] => 18/131340 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 8607 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131340 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131340
Homogenizing heterogeneous foils for light alloy metal parts Apr 4, 2023 Issued
Array ( [id] => 20033953 [patent_doc_number] => 20250172175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => SLIDING MATERIAL [patent_app_type] => utility [patent_app_number] => 18/842545 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18842545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/842545
SLIDING MATERIAL Mar 29, 2023 Pending
Array ( [id] => 20308443 [patent_doc_number] => 20250326072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => COMPOSITE MATERIAL AND METHOD FOR PRODUCING SAID COMPOSITE MATERIAL [patent_app_type] => utility [patent_app_number] => 18/851780 [patent_app_country] => US [patent_app_date] => 2023-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851780 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851780
COMPOSITE MATERIAL AND METHOD FOR PRODUCING SAID COMPOSITE MATERIAL Mar 28, 2023 Pending
Array ( [id] => 20085583 [patent_doc_number] => 20250215519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH STRENGTH, AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/851166 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2041 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851166 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851166
HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH STRENGTH, AND MANUFACTURING METHOD THEREFOR Mar 26, 2023 Pending
Array ( [id] => 19893157 [patent_doc_number] => 20250118469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 18/729419 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18729419 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/729419
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR Mar 26, 2023 Pending
Array ( [id] => 19424177 [patent_doc_number] => 12083570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Extruded material and method for producing the same [patent_app_type] => utility [patent_app_number] => 18/189093 [patent_app_country] => US [patent_app_date] => 2023-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6989 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18189093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/189093
Extruded material and method for producing the same Mar 22, 2023 Issued
Array ( [id] => 19209931 [patent_doc_number] => 11998971 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Hot press-formed part, and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 18/123460 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5978 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/123460
Hot press-formed part, and manufacturing method thereof Mar 19, 2023 Issued
Array ( [id] => 18484276 [patent_doc_number] => 20230211581 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL [patent_app_type] => utility [patent_app_number] => 18/121249 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18121249 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/121249
Manufacturing method of aluminum-based alloy plated steel Mar 13, 2023 Issued
Array ( [id] => 18467695 [patent_doc_number] => 20230201976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => PREFORM SOLDER AND METHOD OF MANUFACTURING THE SAME, AND METHOD OF MANUFACTURING SOLDER JOINT [patent_app_type] => utility [patent_app_number] => 18/117754 [patent_app_country] => US [patent_app_date] => 2023-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8091 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117754
Preform solder and method of manufacturing the same, and method of manufacturing solder joint Mar 5, 2023 Issued
Array ( [id] => 18530353 [patent_doc_number] => 20230235423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => COLD-ROLLED STEEL PLATE FOR HOT FORMING, HAVING EXCELLENT CORROSION-RESISTANCE AND SPOT-WELDABILITY, HOT-FORMED MEMBER, AND METHOD FOR MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 18/114387 [patent_app_country] => US [patent_app_date] => 2023-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18114387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/114387
Cold-rolled steel plate for hot forming, having excellent corrosion-resistance and spot-weldability, hot-formed member, and method for manufacturing same Feb 26, 2023 Issued
Array ( [id] => 18996284 [patent_doc_number] => 11913117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Hot stamping component and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 18/173392 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 10693 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173392
Hot stamping component and method of manufacturing the same Feb 22, 2023 Issued
Array ( [id] => 19877217 [patent_doc_number] => 20250109474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => HOT-DIP PLATED STEEL MATERIAL [patent_app_type] => utility [patent_app_number] => 18/838856 [patent_app_country] => US [patent_app_date] => 2023-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 669 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18838856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/838856
Hot-dip plated steel material Feb 20, 2023 Issued
Array ( [id] => 19474194 [patent_doc_number] => 12104272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Treated substrates [patent_app_type] => utility [patent_app_number] => 18/169148 [patent_app_country] => US [patent_app_date] => 2023-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14616 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169148 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169148
Treated substrates Feb 13, 2023 Issued
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